This space-saving, no-waste dispenser holds 4 feet of quality thinwall tubing. It provides convenient, clean storage while preventing kinking, bending and cracking. Simply unwind and cut the amount of tubing you need, then wind the unused tubing back into the see-through disk. Seven sizes are available ranging in expanded diameters of 3/64" to 5/16". Shrink ratio is 2:1.